If a:b = 8:8 and b:c = 8:11, then a:b:c = ? MCQ with Answer and Explanation

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If a:b = 8:8 and b:c = 8:11, then a:b:c = ?

A. 8:8:11

B. 16:16:22

C. 8:9:11

D. 7:8:12

Answer: Option A

Solution (By JKSSB Mock Tests)

Combine ratios: a:b = 8:8, b:c = 8:11 ⇒ a:b:c = 8:8:11.

This question belongs to: Maths Ratio and Proportion

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Practice More Ratio and Proportion Questions

Question #1

If a:b = 2:7 and b:c = 7:8, then a:b:c = ?

A. 4:14:16

B. 2:7:8

C. 2:8:8

D. 1:7:9

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Correct Answer: Option B

Explanation:
Combine ratios: a:b = 2:7, b:c = 7:8 ⇒ a:b:c = 2:7:8.

This question belongs to: Maths Ratio and Proportion

Question #2

Two numbers are in ratio 4:12. Their difference is 122. What is their sum?

A. 208

B. 244

C. 104

D. 338

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Correct Answer: Option A

Explanation:
Numbers 4k, 12k. Difference |4-12|k = 122 ⇒ k = 15. Sum = (4+12)k ≈ 208.

This question belongs to: Maths Ratio and Proportion

Question #3

If a:b = 4:3 and b:c = 3:10, then a:b:c = ?

A. 8:6:20

B. 4:4:10

C. 4:3:10

D. 3:3:11

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Correct Answer: Option C

Explanation:
Combine ratios: a:b = 4:3, b:c = 3:10 ⇒ a:b:c = 4:3:10.

This question belongs to: Maths Ratio and Proportion

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